/Engine/Source/Editor/UnrealEd/Public/WorkflowOrientedApp/WorkflowTabManager.h
List of open tabs; used to bring one to front and focus it.
typedef [TArray](API\Runtime\Core\Containers\TArray)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FTabInfo](API\Editor\UnrealEd\WorkflowOrientedApp\FTabInfo) > > FTabList